Variables are one of the fundamental blocks of any programming language, the way each language defines how we declare and interact with variables can make or break a programming language. This means every developer should be able to understand how to effectively work with variables, their rules, and particularities. In today’s tutorial, we’re going to learn how to declare, interact, and scope variables in JavaScript. We’ll introduce new concepts and important JavaScript keywords like var, let and const. So, let’s get started. Declaring variables Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by…

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